21000369682

素因数分解:

$2^1\times {\mathrm{839}}^1\times {\mathrm{1871}}^1\times {\mathrm{6689}}^1$

素因数の和:9401

約数の個数: 16

約数和(自身を含む): 31559673600

約数和(自身を除く): 10559303918

約数列:

[1, 2, 839, 1678, 1871, 3742, 6689, 13378, 1569769, 3139538, 5612071, 11224142, 12515119, 25030238, 10500184841, 21000369682]

約数ペア:

[(1, 21000369682), (2, 10500184841), (839, 25030238), (1678, 12515119), (1871, 11224142), (3742, 5612071), (6689, 3139538), (13378, 1569769)]